A/B Series Roller Chains, Mai nauyi, Faranti Madaidaici, Fiti Biyu
SAUKI NA ROLLER
TECHNICAL PARAMETERS
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Tsayin farantin faranti na ciki | Ƙarfin tashin hankali | Nauyi kusan | ||
ANSI | ISO | P | d1 (max) | bl (min) | d2 (max) | T | h2 | Pt | Q | q |
mm | mm | mm | mm | mm | mm | mm | kN | kg/m | ||
*25-1 | 04C | 6.35 | 3.30 | 3.18 | 2.3 | 0.8 | 6 | 3.5 | 0.15 | |
*35-1 | 06C | 9.525 | 5.08 | 4.77 | 3.58 | 1.30 | 9 | 10.13 | 7.9 | 0.33 |
*35-2 *35-3 | 15.8 23.7 | 0.63 1.05 | ||||||||
41-1 | 085 | 12.70 | 7.77 | 6.25 | 3.58 | 1.25 | 9.91 | 6.67 | 0.41 | |
40-1 | 08A | 12.70 | 7.92 | 7.85 | 3.98 | 1.50 | 12.07 | 13.90 | 0.66 | |
40-2 | 14.38 | 27.80 | 1.30 | |||||||
40-3 | 41.70 | 1.96 | ||||||||
50-1 | 10 A | 15.875 | 10.16 | 9.40 | 5.09 | 2.06 | 15.09 | 21.80 | 1.10 | |
50-2 50-3 | 18.11 | 43.60 65.40 | 2.14 3.20 | |||||||
60-1 | 12 A | 19.05 | 11.91 | 12.57 | 5.96 | 2.44 | 18.10 | 31.30 | 1.53 | |
60-2 | 22.78 | 62.60 | 3.00 | |||||||
60-3 | 93.90 | 4.50 | ||||||||
80-1 | 16 A | 25.40 | 15.88 | 15.75 | 7.94 | 3.26 | 24.13 | 55.60 | 2.63 | |
80-2 80-3 | 29.29 | 111.20 166.80 | 5.24 7.83 | |||||||
100-1 | 20 A | 31.75 | 19.05 | 18.90 | 9.54 | 4.00 | 30.17 | 78.00 | 4.03 | |
100-2 | 35.76 | 174.00 | 8.02 | |||||||
100-3 | 261.00 | 12.00 |
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Tsayin farantin ciki | Murnar juyewa | Ƙarfin tashin hankali. | Nauyi kusan | |
ANSI | ISO | P | d1 (max) | b1(min) | d2 (max) | T | h2 | Pt | Q | q |
mm | mm | mm | mm | mm | mm | mm | kN | kg/m | ||
120-1 | 24A | 38.10 | 22.23 | 25.22 | 11.11 | 4.80 | 36.20 | 125.00 | 5.94 | |
120-2 | 45.44 | 250.00 | 11.84 | |||||||
120-3 | 375.00 | 17.69 | ||||||||
140-1 | 28A | 44.45 | 25.40 | 25.22 | 12.71 | 5.65 | 42.23 | 170.00 | 7.62 | |
140-2 | 48.87 | 340.00 | 15.20 | |||||||
140-3 | 510.00 | 22.84 | ||||||||
160-1 | 32A | 50.80 | 28.58 | 31.55 | 14.29 | 6.45 | 48.26 | 223.00 | 10.20 | |
160-2 | 58.55 | 446.00 | 20.25 | |||||||
160-3 | 669.00 | 30.31 | ||||||||
180-1 | 36 A | 57.15 | 35.71 | 35.48 | 17.46 | 7.25 | 54.30 | 281.00 | 13.96 | |
180-2 | 65.84 | 562.00 | 27.90 | |||||||
180-3 | 843.00 | 41.82 | ||||||||
200-1 | 40A | 63.50 | 39.68 | 37.85 | 19.85 | 8.00 | 60.33 | 347.00 | 1690 | |
200-2 | 71.55 | 694.00 | 33.80 | |||||||
200-3 | 1041.00 | 50.60 | ||||||||
240-1 | 48A | 76.20 | 47.63 | 47.35 | 23.81 | 9.50 | 72.39 | 500.00 | 22.90 | |
240-2 | 87.83 | 1000.00 | 45.80 | |||||||
240-3 | 1500.00 | 68.70 |
B SERIES ROLLER CHAINS
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Tsayin farantin ciki | Murnar juyewa | Ƙarfin tashin hankali | Nauyi kusan |
ANSI ISO | P | d1 (max) | b1(min) | d2 (max) | T | h2 | Pt | Q | q |
mm | mm | mm | mm | mm | mm | mm | kN | kg/m | |
03B-1 | 5 | 3.2 | 2.50 | 1.49 | 4.1 | 2.2 | 0.08 | ||
04B-1 | 6 | 4 | 2.8 | 1.85 | 0.6 | 5 | 3 | 0.11 | |
05B-1 05B-2 | 8 | 5 | 3 | 2.31 | 0.8 | 7.1 | 5.64 | 5 | 0.19 |
7.8 | 0.33 | ||||||||
06B-1 | 9.525 | 6.35 | 5.72 | 3.28 | 1.3 | 8.2 | 9 | 0.41 | |
06B-2 06B-3 | 10.24 | 16.9 | 0.77 | ||||||
24.9 | 1.16 | ||||||||
08B-1 | 12.7 | 8.51 | 7.75 | 4.45 | 1.6 | 11.81 | 17.80 | 0.74 | |
08B-2 08B-3 | 13.92 | 31.10 | 1.47 | ||||||
44.50 | 2.20 | ||||||||
10B-1 | 15.875 | 10.16 | 9.65 | 5.08 | 1.7 | 14.73 | 22.20 | 0.95 | |
10B-2 10B-3 | 16.59 | 44.50 | 1.88 | ||||||
66.70 | 2.81 | ||||||||
12B-1 | 19.05 | 12.07 | 11.68 | 5.72 | 1.85 | 16.13 | 28.90 | 1.25 | |
12B-2 | 19.46 | 57.80 | 2.45 | ||||||
12B-3 | 86.70 | 3.65 | |||||||
16B-1 | 25.40 | 15.88 | 17.02 | 8.28 | 4.09/3.10 | 21.08 | 60.00 | 2.90 | |
16B-2 | 31.88 | 106.00 | 5.85 | ||||||
16B-3 | 160.00 | 8.75 | |||||||
20B-1 | 31.75 | 19.05 | 19.56 | 10.19 | 4.60/3.60 | 26.42 | 95.00 | 4.16 | |
20B-2 20B-3 | 36.45 | 170.00 | 8.25 | ||||||
250.00 | 12.00 |
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Tsayin farantin ciki | Murnar juyewa | Ƙarfin tashin hankali | Nauyi kusan |
ANSI ISO | P | d1 (max) | b1(min) | d2 (max) | T | h2 | Pt | Q | q |
mm | mm | mm | mm | mm | mm | mm | kN | kg/m | |
24B-1 | 38.10 | 25.40 | 25.40 | 14.63 | 5.80 / 4.80 | 33.40 | 160.00 | 7.41 | |
24B-2 | 48.36 | 280.00 | 14.75 | ||||||
24B-3 | 425.00 | 22.10 | |||||||
28B-1 | 44.45 | 27.94 | 30.99 | 15.90 | 7.50 / 6.50 | 37.08 | 200.00 | 9.36 | |
28B-2 | 59.56 | 360.00 | 18.52 | ||||||
28B-3 | 530.00 | 27.70 | |||||||
32B-1 | 50.80 | 29.21 | 30.99 | 17.81 | 7.00/6.00 | 42.29 | 250.00 | 9.94 | |
32B-2 | 58.55 | 450.00 | 19.60 | ||||||
32B-3 | 670.00 | 29.26 | |||||||
40B-1 | 63.50 | 39.37 | 38.10 | 22.89 | 8.50/7.50 | 52.96 | 355.00 | 17.17 | |
40B-2 | 72.29 | 630.00 | 34.10 | ||||||
40B-3 | 950.00 | 51.20 | |||||||
48B-1 | 76.20 | 48.26 | 45.72 | 29.24 | 11.70/10.00 | 63.88 | 560.00 | 25.34 | |
48B-2 | 91.21 | 1000.00 | 50.35 | ||||||
48B-3 | 1500.00 | 75.50 | |||||||
56B-1 | 88.90 | 53.98 | 53.34 | 34.32 | 1.35/12 | 77.85 | 850.00 | 38.02 | |
56B-2 | 106.60 | 1600.00 | 76.00 | ||||||
64B-1 | 101.60 | 63.50 | 60.96 | 39.40 | 15/13 | 90.17 | 1120.00 | 48.80 | |
64B-2 | 119.89 | 2000.00 | 96.60 | ||||||
72B-1 | 114.30 | 72.39 | 68.58 | 44.48 | 17/15 | 103.63 | 1400.00 | 63.50 | |
72B-2 | 136.27 | 2500.00 | 126.50 |
GAJERIN SARKIN ARZIKI MAI TSARKI
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Tsayin farantin ciki | Murnar juyewa | Ƙarfin tashin hankali | Nauyi kusan | |
ANSI | ISO | P | d1 (max) | b1(min) | d2 (max) | T | h2 | Pt | Q | q |
mm | mm | mm | mm | mm | mm | mm | kN | kg/m | ||
50H-1 | 10 AH | 15.875 | 10.16 | 9.40 | 5.09 | 2.44 | 15.09 | 21.80 | 1.30 | |
50H-2 | 19.60 | 43.60 | 2.58 | |||||||
50H-3 | 65.40 | 3.85 | ||||||||
60H-1 | 12 AH | 19.05 | 11.91 | 12.57 | 5.96 | 3.26 | 18.10 | 31.30 | 1.87 | |
60H-2 | 26.11 | 62.60 | 3.71 | |||||||
60H-3 | 93.90 | 5.54 | ||||||||
80H-1 | 16 AH | 25.40 | 15.88 | 15.75 | 7.94 | 4.00 | 24.13 | 55.60 | 3.10 | |
80H-2 | 32.59 | 111.20 | 6.10 | |||||||
80H-3 | 166.80 | 9.10 | ||||||||
100H-1 | 20AH | 31.75 | 19.05 | 18.90 | 9.54 | 4.80 | 30.17 | 87.00 | 4.64 | |
100H-2 | 39.09 | 174.00 | 9.14 | |||||||
100H-3 | 261.00 | 13.64 | ||||||||
120H-1 | 24 AH | 38.10 | 22.23 | 25.22 | 11.11 | 5.65 | 36.20 | 125.00 | 6.50 | |
120H-2 | 48.87 | 250.00 | 12.80 | |||||||
120H-3 | 375.00 | 19.10 | ||||||||
140H-1 | 28 AH | 44.45 | 25.40 | 25.22 | 12.71 | 6.40 | 42.23 | 170.00 | 8.30 | |
140H-2 | 52.20 | 340.00 | 16.30 | |||||||
140H-3 | 510.00 | 24.30 | ||||||||
160H-1 | 32 AH | 50.80 | 28.58 | 31.55 | 14.29 | 7.20 | 48.26 | 223.00 | 11.07 | |
160H-2 | 61.90 | 446.00 | 21.97 | |||||||
160H-3 | 669.00 | 32.87 | ||||||||
180H-1 | 36 AH | 57.15 | 35.71 | 35.48 | 17.46 | 8.00 | 54.30 | 281.00 | 14.90 | |
180H-2 | 69.16 | 562.00 | 29.56 | |||||||
180H-3 | 843.00 | 44.22 | ||||||||
200H-1 | 40AH | 63.50 | 39.68 | 37.85 | 19.85 | 9.50 | 60.33 | 347.00 | 20.00 | |
200H-2 | 78.31 | 694.00 | 39.50 | |||||||
200H-3 | 1041.00 | 59.00 | ||||||||
240H-1 | 48 AH | 76.20 | 47.63 | 47.35 | 23.81 | 13.00 | 72.39 | 500.00 | 30.00 | |
240H-2 | 101.22 | 1000.00 | 59.50 | |||||||
240H-3 | 1500.00 | 89.00 |
GAJERIN GIDAN GIDAN SARKIN ROLLER (Jeri)
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Zurfin farantin | Murnar juyewa | Tsawon fil | Ƙarfin tashin hankali | Nauyi kusan | |
ANSI | ISO | P | d1 (max) | b1(min) | d2 (max) | T | h2 | Pt | L | Q | q |
mm | mm | mm | mm | mm | mm | mm | mm | kN | kg/m | ||
C40-1 | C08A | 12.70 | 7.92 | 7.85 | 3.98 | 1.50 | 12.07 | 17.80 | 13.90 | 0.75 | |
C40-2 | 14.38 | 32.30 | 27.80 | 1.47 | |||||||
C40-3 | 48.70 | 41.70 | 2.19 | ||||||||
C50-1 | C10A | 15.875 | 10.16 | 9.40 | 5.09 | 2.05 | 15.09 | 21.80 | 21.80 | 1.24 | |
C50-2 | 18.11 | 39.90 | 43.60 | 2.44 | |||||||
C50-3 | 57.90 | 65.40 | 3.64 | ||||||||
C60-1 | C12A | 19.05 | 11.91 | 12.57 | 5.96 | 2.42 | 18.10 | 26.80 | 31.30 | 1.76 | |
C60-2 | 22.78 | 49.60 | 62.60 | 3.53 | |||||||
C60-3 | 72.40 | 93.90 | 5.28 | ||||||||
C80-1 | C16A | 25.40 | 15.88 | 15.75 | 7.94 | 3.23 | 24.13 | 33.50 | 55.60 | 2.97 | |
C80-2 | 29.29 | 62.70 | 111.20 | 5.90 | |||||||
C80-3 | 91.90 | 166.80 | 8.85 | ||||||||
C100-1 | C20A | 31.75 | 19.05 | 18.90 | 9.54 | 4.00 | 30.17 | 41.10 | 87.00 | 4.58 | |
C100-2 | 35.76 | 77.00 | 174.00 | 9.13 | |||||||
C100-3 | 113.00 | 261.00 | 13.68 | ||||||||
C120-1 | C24A | 38.10 | 22.23 | 25.22 | 11.11 | 4.80 | 36.20 | 50.50 | 125.00 | 6.80 | |
C120-2 | 45.44 | 96.30 | 250.00 | 13.55 | |||||||
C120-3 | 141.70 | 375.00 | 20.30 | ||||||||
C140-1 | C28A | 44.45 | 25.40 | 25.22 | 12.71 | 5.60 | 42.23 | 54.90 | 170.00 | 8.50 | |
C140-2 | 48.87 | 103.60 | 340.00 | 16.95 | |||||||
C140-3 | 152.40 | 510.00 | 25.40 | ||||||||
C160-1 | C32A | 50.80 | 28.58 | 31.55 | 14.29 | 6.40 | 48.26 | 65.50 | 223.00 | 11.60 | |
C160-2 | 58.55 | 124.20 | 446.00 | 23.10 | |||||||
C160-3 | 182.90 | 669.00 | 34.60 | ||||||||
C180-1 | C36A | 57.15 | 35.71 | 35.48 | 17.46 | 7.20 | 54.30 | 74.28 | 281.00 | 15.20 | |
C180-2 | 65.84 | 140.12 | 562.00 | 29.70 | |||||||
C180-3 | 205.96 | 843.00 | 45.30 | ||||||||
C200-1 | C40A | 63.50 | 39.68 | 37.85 | 19.85 | 8.00 | 60.33 | 80.20 | 374.00 | 18.60 | |
C200-2 | 71.55 | 151.75 | 694.00 | 36.50 | |||||||
C200-3 | 223.30 | 1041.00 | 55.60 |
GAJERIN GIDAN SARKIN ROLLER (B SERIES)
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Zurfin farantin | Murnar juyewa | Tsawon fil | Ƙarfin tashin hankali | Nauyi kusan |
ANSI ISO | P | d1 (max) | b1(min) | d2 (max) | T | h2 | Pt | L | Q | q |
mm | mm | mm | mm | mm | mm | mm | mm | kN | kg/m | |
Saukewa: C08B-1 | 12.7 | 8.51 | 7.75 | 4.45 | 1.60 | 11.81 | 17.00 | 17.80 | 0.80 | |
Saukewa: C08B-1 | 13.92 | 31.00 | 31.10 | 1.58 | ||||||
Saukewa: C08B-1 | 44.90 | 45.50 | 2.36 | |||||||
Saukewa: C10B-1 | 15.875 | 10.16 | 9.65 | 5.08 | 1.70 | 14.73 | 19.60 | 22.20 | 1.01 | |
C10B-2 | 16.59 | 36.20 | 44.50 | 2 | ||||||
C10B-3 | 52.80 | 66.70 | 2.99 | |||||||
Saukewa: C12B-1 | 19.05 | 12.07 | 11.68 | 5.72 | 1.85 | 16.13 | 22.70 | 28.90 | 1.31 | |
C12B-2 | 19.46 | 42.20 | 57.80 | 2.60 | ||||||
C12B-3 | 61.70 | 86.70 | 3.89 | |||||||
Saukewa: C16B-1 | 25.40 | 15.88 | 17.02 | 8.28 | 4.0/3.0 | 21.08 | 36.10 | 60 | 2.97 | |
C16B-2 | 31.88 | 68.00 | 106 | 5.89 | ||||||
C16B-3 | 99.90 | 160 | 8.81 | |||||||
Saukewa: C20B-1 | 31.75 | 19.05 | 19.56 | 10.19 | 4.5Z3.5 | 26.42 | 43.20 | 95 | 4.12 | |
Saukewa: C20B-2 | 36.45 | 79.70 | 170 | 8.16 | ||||||
C20B-3 | 116.10 | 250 | 12.20 | |||||||
Saukewa: C24B-1 | 38.10 | 25.40 | 25.40 | 14.63 | 6.0/4.8 | 33.40 | 53.40 | 160 | 7.52 | |
Saukewa: C24B-2 | 48.36 | 101.80 | 280 | 14.87 | ||||||
C24B-3 | 150.20 | 425 | 22.22 | |||||||
Saukewa: C28B-1 | 44.45 | 27.94 | 30.99 | 15.90 | 7.5/6.0 | 37.05 | 65.10 | 200 | 9.87 | |
Saukewa: C28B-2 | 59.56 | 124.70 | 360 | 19.54 | ||||||
C28B-3 | 184.30 | 530 | 29.21 | |||||||
Saukewa: C32B-1 | 50.80 | 29.21 | 30.99 | 17.81 | 7.0/6.35 | 42.29 | 67.40 | 250 | 10.53 | |
Saukewa: C32B-2 | 58.55 | 126.00 | 450 | 20.78 | ||||||
C32B-3 | 184.50 | 670 | 31.03 | |||||||
Saukewa: C40B-1 | 63.50 | 39.37 | 38.10 | 22.89 | 8.0/8.4 | 52.96 | 82.50 | 355 | 17.30 | |
C40B-2 | 72.29 | 154.79 | 630 | 34.50 | ||||||
C40B-3 | 227.08 | 950 | 51.90 | |||||||
C48B-1 | 76.20 | 48.26 | 45.72 | 29.24 | 9.9/11.8 | 63.88 | 99.00 | 560 | 25.90 | |
C48B-2 | 91.21 | 190.21 | 1000 | 51.20 | ||||||
C48B-3 | 281.42 | 1500 | 76.25 |
SARKIN CIN SARKI BIYU
GL Sarkar No. | Fita | Roller dia. | Faɗin ciki | Pin dia. | Kaurin faranti | Tsayin farantin ciki | Ƙarfin tashin hankali | Nauyi kusan | |
ANSI | ISO | P | d1 (max) | b1(min) | d2 (max) | t/T | h2 | Q | q |
mm | mm | mm | mm | mm | mm | kN | kg/m | ||
A2040 | 208A | 25.40 | 7.92 | 785 | 3.98 | 1.50 | 12.07 | 13.90 | 0.42 |
A2050 | 21 OA | 31.75 | 10.16 | 9.40 | 5.09 | 2.06 | 15.09 | 21.80 | 0.70 |
A2060 | 212 A | 38.10 | 11.91 | 12.57 | 5.96 | 2.44 | 18.10 | 31.30 | 1.00 |
A2080 | 216 A | 50.80 | 15.88 | 15.75 | 7.94 | 3.26 | 24.13 | 55.60 | 1.76 |
A2100 | 220A | 63.50 | 19.05 | 18.90 | 9.54 | 4.00 | 30.17 | 87.00 | 2.55 |
A2120 | 224A | 76.20 | 22.23 | 25.22 | 11.11 | 4.80 | 36.20 | 125.00 | 4.06 |
A2140 | 228 A | 88.90 | 25.40 | 25.22 | 12.71 | 5.60 | 42.23 | 170.00 | 5.12 |
A2160 | 232 A | 101.60 | 28.58 | 31.55 | 14.29 | 6.40 | 48.26 | 223.00 | 7.02 |
A2040H | 208 AH | 25.40 | 7.92 | 7.85 | 3.98 | 2.03 | 12.07 | 13.90 | 0.56 |
A2050H | 210 AH | 31.75 | 10.16 | 9.40 | 5.09 | 2.44 | 15.09 | 21.80 | 0.85 |
A2060H | 212 AH | 38.10 | 11.91 | 12.57 | 5.96 | 3.25 | 18.10 | 31.30 | 1.44 |
A2080H | 216 AH | 50.80 | 15.88 | 15.75 | 7.94 | 4.00 | 24.13 | 55.60 | 2.25 |
A2100H | 220AH | 63.50 | 19.05 | 18.90 | 9.54 | 4.80 | 30.17 | 87.00 | 3.6 |
A2120H | 224AH | 76.20 | 22.23 | 25.22 | 11.11 | 5.60 | 36.20 | 125.00 | 5.12 |
A2160H | 232 AH | 101.60 | 28.58 | 31.55 | 14.29 | 7.20 | 48.26 | 223.00 | 7.94 |
208B | 25.40 | 8.51 | 7.75 | 4.45 | 1.60 | 11.81 | 17.80 | 0.52 | |
210B | 31.75 | 10.16 | 9.65 | 5.08 | 1.70 | 14.73 | 22.20 | 0.63 | |
212B | 38.10 | 12.07 | 11.68 | 5.72 | 1.85 | 16.13 | 28.90 | 0.78 | |
216B | 50.80 | 15.88 | 17.02 | 8.28 | 4.10/3.10 | 21.08 | 60.00 | 1.88 | |
220B | 63.50 | 19.05 | 19.56 | 10.19 | 4.60/3.60 | 26.42 | 95.00 | 2.65 | |
224B | 76.20 | 25.40 | 25.4 | 14.63 | 5.80 / 4.80 | 33.40 | 160.00 | 4.77 | |
228B | 88.90 | 27.94 | 30.99 | 15.90 | 7.50 / 6.50 | 37.08 | 200.00 | 6.30 | |
232B | 101.60 | 29.21 | 30.99 | 17.81 | 7.00/6.00 | 42.29 | 250.00 | 6.79 |
GL watsa sarkar sanya a matsayin ISO / BS / ANSI misali, m liyafar da ya zo daga - godiya ga ingancinsa, tattalin arziki - ya haifar da girma da kuma girma fitarwa.
Sarkarmu mai faɗi ta haɗa da samfuran shahararrun samfuran kamar sarkar nadi (guda ɗaya, biyu da sau uku) tare da faranti madaidaiciya, jerin nauyi, da samfuran sarƙoƙi da aka fi buƙata, sarkar noma, sarƙar shiru, sarkar lokaci, da yawa. sauran nau'ikan da za a iya gani a cikin kasida. Bugu da ƙari, muna samar da sarkar tare da haɗe-haɗe da kuma zane-zane na abokin ciniki da ƙayyadaddun bayanai.
Dangane da kayan masana'anta, ana ba da sarƙoƙin GL a cikin ƙarfe da bakin karfe (don aiki a cikin mahalli masu lalata, tare da abinci, samfuran sinadarai da magunguna), ƙarfe mai ƙarfe na nickel (wanda ya dace da aikin waje), zinc plated ko galvanized karfe.
A yayin aiwatar da masana'antu, muna amfani da mafi ƙwaƙƙwaran sarrafawa akan kwandon farantin haɗin gwiwa, gogewa tare da peening harbi, pre-danniya da gwaje-gwaje don tabbatar da inganci mai kyau.